diff options
Diffstat (limited to 'src/Protocol')
| -rw-r--r-- | src/Protocol/Authenticator.cpp | 147 | ||||
| -rw-r--r-- | src/Protocol/Protocol.h | 1 | ||||
| -rw-r--r-- | src/Protocol/Protocol125.cpp | 42 | ||||
| -rw-r--r-- | src/Protocol/Protocol125.h | 20 | ||||
| -rw-r--r-- | src/Protocol/Protocol17x.cpp | 62 | ||||
| -rw-r--r-- | src/Protocol/Protocol17x.h | 5 | ||||
| -rw-r--r-- | src/Protocol/ProtocolRecognizer.cpp | 10 | ||||
| -rw-r--r-- | src/Protocol/ProtocolRecognizer.h | 1 |
8 files changed, 169 insertions, 119 deletions
diff --git a/src/Protocol/Authenticator.cpp b/src/Protocol/Authenticator.cpp index 8943b3c21..a30131b36 100644 --- a/src/Protocol/Authenticator.cpp +++ b/src/Protocol/Authenticator.cpp @@ -2,9 +2,10 @@ #include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules #include "Authenticator.h" -#include "OSSupport/BlockingTCPLink.h" -#include "Root.h" -#include "Server.h" +#include "../OSSupport/BlockingTCPLink.h" +#include "../Root.h" +#include "../Server.h" +#include "../ClientHandle.h" #include "inifile/iniFile.h" #include "json/json.h" @@ -32,10 +33,10 @@ cAuthenticator::cAuthenticator(void) : -super("cAuthenticator"), -m_Server(DEFAULT_AUTH_SERVER), -m_Address(DEFAULT_AUTH_ADDRESS), -m_ShouldAuthenticate(true) + super("cAuthenticator"), + m_Server(DEFAULT_AUTH_SERVER), + m_Address(DEFAULT_AUTH_ADDRESS), + m_ShouldAuthenticate(true) { } @@ -67,7 +68,7 @@ void cAuthenticator::Authenticate(int a_ClientID, const AString & a_UserName, co { if (!m_ShouldAuthenticate) { - cRoot::Get()->AuthenticateUser(a_ClientID, a_UserName, Printf("%d", a_ClientID)); + cRoot::Get()->AuthenticateUser(a_ClientID, a_UserName, cClientHandle::GenerateOfflineUUID(a_UserName)); return; } @@ -144,9 +145,9 @@ void cAuthenticator::Execute(void) bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_ServerId, AString & a_UUID) { - AString REQUEST; + LOGD("Trying to auth user %s", a_UserName.c_str()); + int ret, server_fd = -1; - size_t len = 0; unsigned char buf[1024]; const char *pers = "cAuthenticator"; @@ -162,36 +163,31 @@ bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_S entropy_init(&entropy); if ((ret = ctr_drbg_init(&ctr_drbg, entropy_func, &entropy, (const unsigned char *)pers, strlen(pers))) != 0) { - LOGERROR("cAuthenticator: ctr_drbg_init returned %d", ret); + LOGWARNING("cAuthenticator: ctr_drbg_init returned %d", ret); return false; } /* Initialize certificates */ - -#if defined(POLARSSL_CERTS_C) + // TODO: Grab the sessionserver's root CA and any intermediates and hard-code them here, instead of test_ca_list ret = x509_crt_parse(&cacert, (const unsigned char *)test_ca_list, strlen(test_ca_list)); -#else - ret = 1; - LOGWARNING("cAuthenticator: POLARSSL_CERTS_C is not defined."); -#endif if (ret < 0) { - LOGERROR("cAuthenticator: x509_crt_parse returned -0x%x", -ret); + LOGWARNING("cAuthenticator: x509_crt_parse returned -0x%x", -ret); return false; } /* Connect */ if ((ret = net_connect(&server_fd, m_Server.c_str(), 443)) != 0) { - LOGERROR("cAuthenticator: Can't connect to %s: %d", m_Server.c_str(), ret); + LOGWARNING("cAuthenticator: Can't connect to %s: %d", m_Server.c_str(), ret); return false; } /* Setup */ if ((ret = ssl_init(&ssl)) != 0) { - LOGERROR("cAuthenticator: ssl_init returned %d", ret); + LOGWARNING("cAuthenticator: ssl_init returned %d", ret); return false; } ssl_set_endpoint(&ssl, SSL_IS_CLIENT); @@ -203,9 +199,9 @@ bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_S /* Handshake */ while ((ret = ssl_handshake(&ssl)) != 0) { - if (ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE) + if ((ret != POLARSSL_ERR_NET_WANT_READ) && (ret != POLARSSL_ERR_NET_WANT_WRITE)) { - LOGERROR("cAuthenticator: ssl_handshake returned -0x%x", -ret); + LOGWARNING("cAuthenticator: ssl_handshake returned -0x%x", -ret); return false; } } @@ -215,54 +211,47 @@ bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_S ReplaceString(ActualAddress, "%USERNAME%", a_UserName); ReplaceString(ActualAddress, "%SERVERID%", a_ServerId); - REQUEST += "GET " + ActualAddress + " HTTP/1.1\r\n"; - REQUEST += "Host: " + m_Server + "\r\n"; - REQUEST += "User-Agent: MCServer\r\n"; - REQUEST += "Connection: close\r\n"; - REQUEST += "\r\n"; - - len = REQUEST.size(); - strcpy((char *)buf, REQUEST.c_str()); + AString Request; + Request += "GET " + ActualAddress + " HTTP/1.1\r\n"; + Request += "Host: " + m_Server + "\r\n"; + Request += "User-Agent: MCServer\r\n"; + Request += "Connection: close\r\n"; + Request += "\r\n"; - while ((ret = ssl_write(&ssl, buf, len)) <= 0) + ret = ssl_write(&ssl, (const unsigned char *)Request.c_str(), Request.size()); + if (ret <= 0) { - if (ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE) - { - LOGERROR("cAuthenticator: ssl_write returned %d", ret); - return false; - } + LOGWARNING("cAuthenticator: ssl_write returned %d", ret); + return false; } /* Read the HTTP response */ - std::string Builder; + std::string Response; for (;;) { - len = sizeof(buf)-1; memset(buf, 0, sizeof(buf)); - ret = ssl_read(&ssl, buf, len); - if (ret > 0) - { - buf[ret] = '\0'; - } + ret = ssl_read(&ssl, buf, sizeof(buf)); - if (ret == POLARSSL_ERR_NET_WANT_READ || ret == POLARSSL_ERR_NET_WANT_WRITE) + if ((ret == POLARSSL_ERR_NET_WANT_READ) || (ret == POLARSSL_ERR_NET_WANT_WRITE)) + { continue; + } if (ret == POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY) + { break; + } if (ret < 0) { - LOGERROR("cAuthenticator: ssl_read returned %d", ret); + LOGWARNING("cAuthenticator: ssl_read returned %d", ret); break; } if (ret == 0) { - LOGERROR("cAuthenticator: EOF"); + LOGWARNING("cAuthenticator: EOF"); break; } - std::string str; - str.append(reinterpret_cast<const char*>(buf)); - Builder += str; + Response.append((const char *)buf, ret); } ssl_close_notify(&ssl); @@ -272,51 +261,49 @@ bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_S entropy_free(&entropy); memset(&ssl, 0, sizeof(ssl)); - std::string prefix("HTTP/1.1 200 OK"); - if (Builder.compare(0, prefix.size(), prefix)) + // Check the HTTP status line: + AString prefix("HTTP/1.1 200 OK"); + AString HexDump; + if (Response.compare(0, prefix.size(), prefix)) + { + LOGINFO("User \"%s\" failed to auth, bad http status line received", a_UserName.c_str()); + LOG("Response: \n%s", CreateHexDump(HexDump, Response.data(), Response.size(), 16).c_str()); return false; + } - std::stringstream ResponseBuilder; - bool NewLine = false; - bool IsNewLine = false; - for (std::string::const_iterator i = Builder.begin(); i <= Builder.end(); ++i) + // Erase the HTTP headers from the response: + size_t idxHeadersEnd = Response.find("\r\n\r\n"); + if (idxHeadersEnd == AString::npos) { - if (NewLine) - { - ResponseBuilder << *i; - } - else if (!NewLine && *i == '\n') - { - if (IsNewLine) - { - NewLine = true; - } - else - { - IsNewLine = true; - } - } - else if (*i != '\r') - { - IsNewLine = false; - } + LOGINFO("User \"%s\" failed to authenticate, bad http response header received", a_UserName.c_str()); + LOG("Response: \n%s", CreateHexDump(HexDump, Response.data(), Response.size(), 16).c_str()); + return false; } + Response.erase(0, idxHeadersEnd + 4); - AString RESPONSE = ResponseBuilder.str(); - - if (RESPONSE.empty()) + // Parse the Json response: + if (Response.empty()) + { return false; - + } Json::Value root; Json::Reader reader; - if (!reader.parse(RESPONSE, root, false)) + if (!reader.parse(Response, root, false)) { LOGWARNING("cAuthenticator: Cannot parse Received Data to json!"); return false; } - a_UserName = root.get("name", "Unknown").asString(); a_UUID = root.get("id", "").asString(); + + // If the UUID doesn't contain the hashes, insert them at the proper places: + if (a_UUID.size() == 32) + { + a_UUID.insert(8, "-"); + a_UUID.insert(13, "-"); + a_UUID.insert(18, "-"); + a_UUID.insert(23, "-"); + } return true; } diff --git a/src/Protocol/Protocol.h b/src/Protocol/Protocol.h index 939170f0e..2fbeef0fa 100644 --- a/src/Protocol/Protocol.h +++ b/src/Protocol/Protocol.h @@ -83,6 +83,7 @@ public: virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) = 0; virtual void SendKeepAlive (int a_PingID) = 0; virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) = 0; + virtual void SendLoginSuccess (void) = 0; virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) = 0; virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) = 0; virtual void SendMapInfo (int a_ID, unsigned int a_Scale) = 0; diff --git a/src/Protocol/Protocol125.cpp b/src/Protocol/Protocol125.cpp index bf946ef19..af1b1c604 100644 --- a/src/Protocol/Protocol125.cpp +++ b/src/Protocol/Protocol125.cpp @@ -594,6 +594,15 @@ void cProtocol125::SendLogin(const cPlayer & a_Player, const cWorld & a_World) +void cProtocol125::SendLoginSuccess(void) +{ + // Not supported in this protocol version +} + + + + + void cProtocol125::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) { cCSLock Lock(m_CSPacket); @@ -642,6 +651,17 @@ void cProtocol125::SendMapDecorators(int a_ID, const cMapDecoratorList & a_Decor +void cProtocol125::SendMapInfo(int a_ID, unsigned int a_Scale) +{ + // This protocol doesn't support such message + UNUSED(a_ID); + UNUSED(a_Scale); +} + + + + + void cProtocol125::SendPickupSpawn(const cPickup & a_Pickup) { cCSLock Lock(m_CSPacket); @@ -683,6 +703,16 @@ void cProtocol125::SendParticleEffect(const AString & a_ParticleName, float a_Sr +void cProtocol125::SendPaintingSpawn(const cPainting & a_Painting) +{ + // Not implemented in this protocol version + UNUSED(a_Painting); +} + + + + + void cProtocol125::SendPlayerListItem(const cPlayer & a_Player, bool a_IsOnline) { cCSLock Lock(m_CSPacket); @@ -842,6 +872,18 @@ void cProtocol125::SendExperienceOrb(const cExpOrb & a_ExpOrb) +void cProtocol125::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) +{ + // This protocol version doesn't support such message + UNUSED(a_Name); + UNUSED(a_DisplayName); + UNUSED(a_Mode); +} + + + + + void cProtocol125::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) { // Not needed in this protocol version diff --git a/src/Protocol/Protocol125.h b/src/Protocol/Protocol125.h index 08d3ebbe9..16f31bd0e 100644 --- a/src/Protocol/Protocol125.h +++ b/src/Protocol/Protocol125.h @@ -56,19 +56,12 @@ public: virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override; virtual void SendKeepAlive (int a_PingID) override; virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override; + virtual void SendLoginSuccess (void) override; virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override; virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override; - virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override - { - // This protocol doesn't support such message - UNUSED(a_ID); - UNUSED(a_Scale); - } + virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override; virtual void SendParticleEffect (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmmount) override; - virtual void SendPaintingSpawn (const cPainting & a_Painting) override - { - UNUSED(a_Painting); - }; + virtual void SendPaintingSpawn (const cPainting & a_Painting) override; virtual void SendPickupSpawn (const cPickup & a_Pickup) override; virtual void SendPlayerAbilities (void) override {} // This protocol doesn't support such message virtual void SendEntityAnimation (const cEntity & a_Entity, char a_Animation) override; @@ -82,12 +75,7 @@ public: virtual void SendRespawn (void) override; virtual void SendExperience (void) override; virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) override; - virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override - { - UNUSED(a_Name); - UNUSED(a_DisplayName); - UNUSED(a_Mode); - } // This protocol doesn't support such message + virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override; virtual void SendScoreUpdate (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override {} // This protocol doesn't support such message virtual void SendDisplayObjective (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override {} // This protocol doesn't support such message virtual void SendSoundEffect (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override; // a_Src coords are Block * 8 diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp index b44c9f919..c8105c03a 100644 --- a/src/Protocol/Protocol17x.cpp +++ b/src/Protocol/Protocol17x.cpp @@ -574,6 +574,21 @@ void cProtocol172::SendLogin(const cPlayer & a_Player, const cWorld & a_World) +void cProtocol172::SendLoginSuccess(void) +{ + ASSERT(m_State == 2); // State: login? + + cPacketizer Pkt(*this, 0x02); // Login success packet + Pkt.WriteString(m_Client->GetUUID()); + Pkt.WriteString(m_Client->GetUsername()); + + m_State = 3; // State = Game +} + + + + + void cProtocol172::SendPaintingSpawn(const cPainting & a_Painting) { cPacketizer Pkt(*this, 0x10); // Spawn Painting packet @@ -1556,18 +1571,7 @@ void cProtocol172::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffe } StartEncryption(DecryptedKey); - - /* - // Send login success: - { - cPacketizer Pkt(*this, 0x02); // Login success packet - Pkt.WriteString(m_Client->GetUUID()); - Pkt.WriteString(m_Client->GetUsername()); - } - - m_State = 3; // State = Game m_Client->HandleLogin(4, m_Client->GetUsername()); - */ } @@ -1599,17 +1603,6 @@ void cProtocol172::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer) return; } - // Generate an offline UUID for the player: - m_Client->GenerateOfflineUUID(); - - // Send login success: - { - cPacketizer Pkt(*this, 0x02); // Login success packet - Pkt.WriteString(m_Client->GetUUID()); - Pkt.WriteString(Username); - } - - m_State = 3; // State = Game m_Client->HandleLogin(4, Username); } @@ -2797,3 +2790,28 @@ void cProtocol176::SendPlayerSpawn(const cPlayer & a_Player) + +void cProtocol176::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) +{ + // Send the response: + AString Response = "{\"version\":{\"name\":\"1.7.6\",\"protocol\":5},\"players\":{"; + AppendPrintf(Response, "\"max\":%u,\"online\":%u,\"sample\":[]},", + cRoot::Get()->GetServer()->GetMaxPlayers(), + cRoot::Get()->GetServer()->GetNumPlayers() + ); + AppendPrintf(Response, "\"description\":{\"text\":\"%s\"},", + cRoot::Get()->GetServer()->GetDescription().c_str() + ); + AppendPrintf(Response, "\"favicon\":\"data:image/png;base64,%s\"", + cRoot::Get()->GetServer()->GetFaviconData().c_str() + ); + Response.append("}"); + + cPacketizer Pkt(*this, 0x00); // Response packet + Pkt.WriteString(Response); +} + + + + + diff --git a/src/Protocol/Protocol17x.h b/src/Protocol/Protocol17x.h index 7d0196a21..5cafc4722 100644 --- a/src/Protocol/Protocol17x.h +++ b/src/Protocol/Protocol17x.h @@ -87,6 +87,7 @@ public: virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override; virtual void SendKeepAlive (int a_PingID) override; virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override; + virtual void SendLoginSuccess (void) override; virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override; virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override; virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override; @@ -252,7 +253,7 @@ protected: // Packet handlers while in the Status state (m_State == 1): void HandlePacketStatusPing (cByteBuffer & a_ByteBuffer); - void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer); + virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer); // Packet handlers while in the Login state (m_State == 2): void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer); @@ -318,6 +319,8 @@ public: // cProtocol172 overrides: virtual void SendPlayerSpawn(const cPlayer & a_Player) override; + virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override; + } ; diff --git a/src/Protocol/ProtocolRecognizer.cpp b/src/Protocol/ProtocolRecognizer.cpp index 6a1f2fbbd..8a97b9713 100644 --- a/src/Protocol/ProtocolRecognizer.cpp +++ b/src/Protocol/ProtocolRecognizer.cpp @@ -397,6 +397,16 @@ void cProtocolRecognizer::SendLogin(const cPlayer & a_Player, const cWorld & a_W +void cProtocolRecognizer::SendLoginSuccess(void) +{ + ASSERT(m_Protocol != NULL); + m_Protocol->SendLoginSuccess(); +} + + + + + void cProtocolRecognizer::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) { ASSERT(m_Protocol != NULL); diff --git a/src/Protocol/ProtocolRecognizer.h b/src/Protocol/ProtocolRecognizer.h index e53fc9514..408109ef4 100644 --- a/src/Protocol/ProtocolRecognizer.h +++ b/src/Protocol/ProtocolRecognizer.h @@ -91,6 +91,7 @@ public: virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override; virtual void SendKeepAlive (int a_PingID) override; virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override; + virtual void SendLoginSuccess (void) override; virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override; virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override; virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override; |